Battle Subway Challenge! is the fiftiest chaptrer in the Pokemon Battle Adventures Black and White storyline.
- Hayden and friends encounter Wally whom is revealed to have obtained the Bolt Badge.
- Hayden and Wally battle the Subway Leaders Ingo and Emmet and lose.
- Wally is revealed to have captured a Braviary.
- Hayden's Lampent is revealed to be female.